.block {
  width: 400px;
  display: flex;
  position: relative;
  /* dotted 点   dashed 虚线*/
  border-left: 5px dotted rgb(153, 194, 210);
  box-sizing: border-box;
  padding-left: 20px;
  padding-bottom: 40px;
  margin-left: 300px;
}
.block .title {
  color: #333;
  margin-right: 20px;
  flex: 1 0 0;
  transform: translateY(-10px);
}
.block .content {
  color: rgb(228, 202, 202);
  word-wrap: break-word;
  word-break: break-all;
  flex: 1 0 0;
  transform: translateY(-10px);
}
.block .circle {
  width: 10px;
  height: 10px;
  border: 1px solid rgb(153, 194, 210);
  box-sizing: border-box;
  background-color: #fff;
  z-index: 2;
  border-radius: 50%;
  position: absolute;
  top: -5px;
  left: -7px;
}
